Part A With what minimum speed must you toss a 190 g ball straight up to...
Part A With what minimum speed must you toss a 200 g ball straight up to hit the 15-m-high roof of the gymnasium if you release the ball 1.5 m above the ground? Solve this problem using energy. Express your answer using two significant figures. (answer v_min = m/s) Part B With what speed does the ball hit the ground? Express your answer using two significant figures. (answer v = m/s)
With what minimum speed must you toss a 160g ball straight up to hit the 13m -high roof of the gymnasium if you release the ball 1.4m above the ground? Solve this problem using energy. With what speed does the ball hit the ground?
A ball is thrown straight up from the edge of the roof of a building. A second ball is dropped from the roof a time of 1.14 s later. You may ignore air resistance. Part A If the height of the building is 21.0 m, what must the initial speed be of the first ball if both are to hit the ground at the same time? m/s Submit Request Answer Incorrect; Try Again; 3 attempts remaining Part B Consider the...
Part E Find the speed for a star in which this line appears at wavelength 121.9 nm. Express your answer to three significant figures and include the appropriate units. CHÅR O ? Value Units Submit Request Answer
ReviewI Constants Part A A 200 g ball attached to a spring with spring constant 2.40 N/m oscillates horizontally on a frictionless table. Its velocity is 22.0 cm/s when What is the amplitude of oscillation'? Express your answer to three significant figures and include the appropriate units. -5.00 cm. A: cm Submit Request Answer Part B What is the speed of the ball when 3.00 cm? Express your answer to three significant figures and include the appropriate units. Submit Request...
I need part B to be answered.
PartA The ball is kicked from point A with the initial velocity UA 12 m/s . (Figure 1) Determine the range R when the ball strikes the ground. Express your answer to three significant figures and include the appropriate units. R12.7 m Correct Significant Figures Feedback: Your answer 12.67 m was either rounded differently or used a different number of significant figures than required for this part. Part B Determine the speed when...
Part A What is the momentum of an 8.2-kg bowling ball rolling at 3.0 m/s ? Express your answer to two significant figures and include the appropriate units. CHÅR ? p= 24.60 ns Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Enter your answer with a different unit type. Review a list of acceptable units.
At serve, a tennis player aims to hit the ball horizontally (Figure 1). What minimum speed is required for the ball to clear the 0.90-m-high net about 15.0 m from the server if the ball is "launched" from a height of h = 2.80 m? Express your answer to three significant figures and include the appropriate units. Where will the ball land relative to the player if it just clears the net? Express your answer to three significant figures and...
Afootball is kicked at ground level with a speed of 17.2 m/s at an angle of 31.0° to the horizontal. Part A How much later does it hit the ground? Express your answer using three significant figures and include the appropriate units. Value Units Submit Request Answer
€12.4-6 Projectile Motion Item 10 10 of 12 Part A ft/s as shown. A golf ball is struck with a velocity of 78 (Figure 1) Determine the speed at which the ball strikes the ground at B Express your answer to three significant figures and include the appropriate units. UB- 1 Value Units Submit Request Answer ▼ Part B Figure < 1of1 Determine the time of flight from A to B Express your answer to three significant figures and include...